:root {
  --color-surface: #fcfcfc;
  --color-surface-alt: #f3f3f3;
  --color-surface-deep: #e5e7e7;
  --color-ink: #404b4f;
  --color-ink-soft: #637278;
  --color-ink-muted: #74848b;
  --color-line: #dadcdd;
  --color-primary: #2b7d9c;
  --color-primary-ink: #ffffff;
  --color-primary-soft: #dfeaef;
  --color-accent: #1a847f;
  --color-accent-ink: #ffffff;
  --color-highlight: #d3e6e6;
  --color-focus: #107e79;
  --color-contrast-surface: #162126;
  --color-contrast-ink: #e4e6e7;
  --color-contrast-line: #434c50;
  --color-contrast-accent: #2ad5cd;
  --overlay-scrim: linear-gradient(180deg, rgba(22, 33, 38, 0.35) 0%, rgba(22, 33, 38, 0.72) 55%, rgba(22, 33, 38, 0.92) 100%);
  --font-heading: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  --font-body: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --text-xs: 12.2px;
  --text-sm: 14.6px;
  --text-base: 16px;
  --text-lg: 19.2px;
  --text-xl: 23.0px;
  --text-2xl: 27.6px;
  --text-3xl: 33.2px;
  --text-4xl: 39.8px;
  --text-display: clamp(49px, 10.1vw, 129px);
  --text-figure: clamp(41px, 7.3vw, 93px);
  --weight-heading: 625;
  --weight-body: 400;
  --leading-body: 1.73;
  --leading-heading: 1.17;
  --tracking-heading: -0.004em;
  --radius-sm: 14px;
  --radius-md: 14px;
  --radius-lg: 15px;
  --radius-pill: 999px;
  --border-thin: 1px;
  --border-thick: 1px;
  --shadow-1: 0 6px 18px rgba(64, 75, 79, 0.08);
  --shadow-2: 0 18px 44px rgba(64, 75, 79, 0.14);
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-6: 48px;
  --space-8: 64px;
  --container: 1240px;
  --measure: 69ch;
  --gutter: 16px;
  --section-y: 106px;
  --section-y-lg: 148px;
}

/* ============ reset ============ */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100%;
  color: var(--color-ink);
  background-color: var(--color-surface);
  background-image:
    radial-gradient(58ch 42ch at 10% -8%, color-mix(in srgb, var(--color-primary) 30%, transparent), transparent 72%),
    radial-gradient(46ch 34ch at 94% 2%, color-mix(in srgb, var(--color-accent) 26%, transparent), transparent 74%),
    radial-gradient(64ch 46ch at 50% 108%, color-mix(in srgb, var(--color-highlight) 82%, transparent), transparent 70%);
  background-repeat: no-repeat;
  background-attachment: fixed;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-body);
  line-height: var(--leading-body);
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6, p, figure, blockquote, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; }
button { border: 0; background: none; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
table { border-collapse: collapse; width: 100%; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: 4px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: var(--space-2);
  top: -80px;
  z-index: 200;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-sm);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  font-size: var(--text-sm);
  transition: top 180ms ease;
}
.skip-link:focus { top: var(--space-2); text-decoration: none; }

/* ============ layout ============ */
.shell {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-2);
}

.section { padding-block: clamp(56px, 9vw, var(--section-y)); }
.section--lg { padding-block: clamp(72px, 12vw, var(--section-y-lg)); }
.section--tight { padding-block: clamp(32px, 6vw, var(--space-8)); }

.grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gutter);
}
.col-3 { grid-column: span 3; }
.col-4 { grid-column: span 4; }
.col-6 { grid-column: span 6; }
.col-8 { grid-column: span 8; }
.col-12 { grid-column: span 12; }

.stack > * + * { margin-top: var(--space-3); }

.rule-offset {
  position: relative;
  height: 2px;
  background: color-mix(in srgb, var(--color-primary) 26%, transparent);
  border-radius: var(--radius-pill);
}
.rule-offset::after {
  content: "";
  position: absolute;
  left: 11%;
  top: 0;
  width: 34%;
  height: 2px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--color-primary), var(--color-contrast-accent));
}

/* ============ glass panels ============ */
.panel {
  position: relative;
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
}
.panel--glass {
  background: color-mix(in srgb, var(--color-surface) 74%, transparent);
  border: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 30%, var(--color-surface));
  -webkit-backdrop-filter: blur(16px) saturate(1.15);
  backdrop-filter: blur(16px) saturate(1.15);
}
.panel--deep {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border: var(--border-thin) solid var(--color-contrast-line);
  box-shadow: var(--shadow-2);
}
.panel--deep a { color: var(--color-contrast-accent); }

.eyebrow {
  display: block;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}
.panel--deep .eyebrow { color: color-mix(in srgb, var(--color-contrast-ink) 62%, transparent); }

.display-text {
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: 0.94;
  letter-spacing: -0.03em;
}

.figure {
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  line-height: 0.98;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

.stat { display: flex; flex-direction: column; gap: 4px; }
.stat__value {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: 1.05;
  font-variant-numeric: tabular-nums;
  color: var(--color-primary);
}
.stat__label {
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}
.panel--deep .stat__value { color: var(--color-contrast-accent); }
.panel--deep .stat__label { color: color-mix(in srgb, var(--color-contrast-ink) 66%, transparent); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 26px;
  padding: 2px var(--space-2);
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-accent);
  background: color-mix(in srgb, var(--color-highlight) 76%, transparent);
  border: var(--border-thin) solid color-mix(in srgb, var(--color-accent) 28%, transparent);
}

/* ============ buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  min-height: 44px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-sm);
  border: var(--border-thin) solid transparent;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: background-color 200ms ease, color 200ms ease, border-color 200ms ease, transform 200ms ease;
}
.btn:hover { text-decoration: none; }
.btn--primary {
  background: var(--color-primary);
  color: var(--color-primary-ink);
  border-color: color-mix(in srgb, var(--color-primary) 70%, var(--color-contrast-accent));
}
.btn--primary:hover { background: var(--color-accent); border-color: var(--color-accent); }
.btn--ghost {
  background: color-mix(in srgb, var(--color-surface) 62%, transparent);
  color: var(--color-primary);
  border-color: color-mix(in srgb, var(--color-primary) 42%, transparent);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}
.btn--ghost:hover {
  background: var(--color-primary-soft);
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* ============ breadcrumbs / prose ============ */
.breadcrumbs {
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-ink-muted);
}
.breadcrumbs ol { display: flex; flex-wrap: wrap; }
.breadcrumbs li { display: flex; align-items: center; gap: var(--space-2); }
.breadcrumbs li + li::before {
  content: "/";
  color: color-mix(in srgb, var(--color-ink-muted) 55%, transparent);
}
.breadcrumbs a { color: var(--color-ink-soft); }

.prose { max-width: var(--measure); }
.prose h2 { font-size: var(--text-2xl); margin-top: var(--space-6); }
.prose h3 { font-size: var(--text-xl); margin-top: var(--space-4); }
.prose p + p { margin-top: var(--space-3); }
.prose ul, .prose ol { margin-top: var(--space-2); padding-left: 1.25em; }
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose li + li { margin-top: var(--space-1); }
.prose a { text-decoration: underline; text-underline-offset: 3px; }

/* ============ image containers ============ */
.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--gutter);
}
.media-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 32%, var(--color-surface));
  background:
    linear-gradient(150deg, color-mix(in srgb, var(--color-primary) 34%, transparent), transparent 62%),
    color-mix(in srgb, var(--color-primary-soft) 62%, var(--color-surface));
  box-shadow: var(--shadow-1);
}
.media-frame__media {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}
.media-frame--wide .media-frame__media { aspect-ratio: 21 / 9; }
.media-frame__cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: var(--space-6) var(--space-3) var(--space-3);
  background: var(--overlay-scrim);
  color: var(--color-contrast-ink);
  font-size: var(--text-sm);
  line-height: 1.5;
}

/* ============ header ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: color-mix(in srgb, var(--color-surface) 76%, transparent);
  border-bottom: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 26%, transparent);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  backdrop-filter: blur(20px) saturate(1.2);
  transition: background-color 240ms ease, box-shadow 240ms ease;
}
.site-header[data-scrolled="true"] {
  background: color-mix(in srgb, var(--color-surface) 88%, transparent);
  box-shadow: var(--shadow-1);
}

.header-progress {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: color-mix(in srgb, var(--color-primary) 12%, transparent);
  overflow: hidden;
}
.header-progress__bar {
  display: block;
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: left center;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent) 55%, var(--color-contrast-accent));
}

.header-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  grid-template-areas:
    ". brand utility"
    "nav nav nav";
  align-items: center;
  gap: var(--space-2) var(--space-3);
  padding-block: var(--space-4) var(--space-3);
  transition: padding 240ms ease;
}

.brand {
  grid-area: brand;
  justify-self: center;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-ink);
}
.brand:hover { text-decoration: none; }
.brand__mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: linear-gradient(140deg, var(--color-primary), var(--color-accent));
  box-shadow: var(--shadow-1);
  flex: none;
}
.brand__spark {
  width: 12px;
  height: 12px;
  background: var(--color-contrast-accent);
  clip-path: polygon(50% 0%, 61% 39%, 100% 50%, 61% 61%, 50% 100%, 39% 61%, 0% 50%, 39% 39%);
}
.brand__text { display: flex; flex-direction: column; line-height: 1.15; }
.brand__name {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  white-space: nowrap;
}
.brand__sub {
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-ink-muted);
  white-space: nowrap;
}

.header-utility {
  grid-area: utility;
  justify-self: end;
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.link-short {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  padding: 0 var(--space-2);
  border-radius: var(--radius-pill);
  border: var(--border-thin) solid transparent;
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-ink-soft);
  white-space: nowrap;
}
.link-short::after { content: "→"; font-family: var(--font-mono); }
.link-short:hover {
  color: var(--color-accent);
  border-color: color-mix(in srgb, var(--color-accent) 38%, transparent);
  background: color-mix(in srgb, var(--color-highlight) 62%, transparent);
  text-decoration: none;
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: var(--space-1);
  min-height: 44px;
  padding: 0 var(--space-2);
  border-radius: var(--radius-pill);
  border: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 38%, transparent);
  background: color-mix(in srgb, var(--color-surface) 66%, transparent);
  color: var(--color-ink);
  font-size: var(--text-sm);
  cursor: pointer;
}
.nav-toggle__bars {
  position: relative;
  display: block;
  width: 16px;
  height: 2px;
  background: currentColor;
  transition: background-color 200ms ease;
}
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 16px;
  height: 2px;
  background: currentColor;
  transition: transform 200ms ease, top 200ms ease;
}
.nav-toggle__bars::before { top: -5px; }
.nav-toggle__bars::after { top: 5px; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after { top: 0; transform: rotate(-45deg); }

.site-nav { grid-area: nav; justify-self: center; }
.site-nav__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-1);
}
.site-nav__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-pill);
  border: var(--border-thin) solid transparent;
  font-size: var(--text-sm);
  letter-spacing: 0.05em;
  color: var(--color-ink-soft);
  transition: color 200ms ease, background-color 200ms ease, border-color 200ms ease;
}
.site-nav__link:hover {
  color: var(--color-primary);
  background: color-mix(in srgb, var(--color-primary-soft) 74%, transparent);
  text-decoration: none;
}
.site-nav__link[aria-current="page"] {
  color: var(--color-primary-ink);
  background: var(--color-primary);
  border-color: color-mix(in srgb, var(--color-primary) 62%, var(--color-surface));
}

/* 刊头收拢 */
.site-header[data-scrolled="true"] .header-inner {
  grid-template-columns: auto 1fr auto;
  grid-template-areas: "brand nav utility";
  gap: var(--space-2) var(--space-3);
  padding-block: var(--space-1);
}
.site-header[data-scrolled="true"] .brand { justify-self: start; }
.site-header[data-scrolled="true"] .brand__mark { width: 30px; height: 30px; }
.site-header[data-scrolled="true"] .brand__name { font-size: var(--text-lg); }
.site-header[data-scrolled="true"] .brand__sub { display: none; }
.site-header[data-scrolled="true"] .site-nav__link { min-height: 40px; }

/* ============ zone switcher ============ */
.zone { position: relative; }
.zone__trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  min-height: 44px;
  padding: 0 var(--space-2);
  border-radius: var(--radius-pill);
  border: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 38%, transparent);
  background: color-mix(in srgb, var(--color-surface) 66%, transparent);
  color: var(--color-ink);
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  cursor: pointer;
  white-space: nowrap;
}
.zone__trigger:hover { border-color: var(--color-accent); color: var(--color-accent); }
.zone__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-accent) 22%, transparent);
  flex: none;
}
.zone__caret {
  width: 7px;
  height: 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translate(-2px, -2px);
}
.zone__panel {
  position: absolute;
  right: 0;
  top: calc(100% + var(--space-2));
  z-index: 80;
  width: min(320px, 80vw);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--color-surface) 90%, transparent);
  border: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 32%, var(--color-surface));
  box-shadow: var(--shadow-2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
  backdrop-filter: blur(18px) saturate(1.2);
}
.zone__panel[hidden] { display: none; }
.zone__hint {
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-ink-muted);
}
.zone__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-1);
  margin-top: var(--space-2);
}
.zone__opt {
  width: 100%;
  min-height: 44px;
  padding: 0 var(--space-1);
  border-radius: var(--radius-sm);
  border: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 18%, transparent);
  background: color-mix(in srgb, var(--color-primary-soft) 56%, transparent);
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}
.zone__opt:hover { color: var(--color-primary); border-color: var(--color-primary); }
.zone__opt[aria-pressed="true"] {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-accent-ink);
}

/* ============ footer ============ */
.site-footer {
  position: relative;
  margin-top: var(--space-8);
  border-top: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 28%, transparent);
  background: color-mix(in srgb, var(--color-surface) 76%, transparent);
  -webkit-backdrop-filter: blur(18px) saturate(1.15);
  backdrop-filter: blur(18px) saturate(1.15);
}
.site-footer::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 9%;
  width: 34%;
  height: 3px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, transparent, var(--color-accent), var(--color-contrast-accent));
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-4);
  padding-block: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}
.footer-brand {
  color: var(--color-ink);
  letter-spacing: 0.04em;
}
.footer-links { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.footer-links a {
  color: var(--color-primary);
  letter-spacing: 0.06em;
}
.footer-links a:hover { color: var(--color-accent); }
.footer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px var(--space-3);
  margin-left: auto;
}

/* ============ reveal ============ */
[data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 240ms ease, transform 240ms ease;
}
[data-reveal].is-visible { opacity: 1; transform: none; }

/* ============ responsive ============ */
@media (max-width: 1023px) {
  .col-3, .col-4 { grid-column: span 6; }
}

@media (max-width: 899px) {
  .header-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "brand utility"
      "nav nav";
    padding-block: var(--space-2);
  }
  .brand { justify-self: start; }
  .header-utility {
    justify-self: end;
    position: static;
  }
  .nav-toggle { display: inline-flex; }
  .site-nav { justify-self: stretch; display: none; }
  .site-nav[data-open] { display: block; animation: nav-in 240ms ease both; }
  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    margin-top: var(--space-2);
    padding-top: var(--space-2);
    border-top: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 24%, transparent);
  }
  .site-nav__link {
    justify-content: flex-start;
    border-radius: var(--radius-sm);
    background: color-mix(in srgb, var(--color-surface) 58%, transparent);
  }
  .site-header[data-scrolled="true"] .header-inner {
    grid-template-areas:
      "brand utility"
      "nav nav";
    padding-block: var(--space-1);
  }
  .site-header[data-scrolled="true"] .brand { justify-self: start; }
  .site-header[data-scrolled="true"] .brand__sub { display: none; }
  .col-3, .col-4, .col-6, .col-8 { grid-column: span 12; }
  .footer-inner { padding-block: var(--space-3); }
  .footer-meta { margin-left: 0; }
}

@keyframes nav-in {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: none; }
}

@media (max-width: 560px) {
  .brand__sub { display: none; }
  .brand__mark { width: 30px; height: 30px; }
  .brand__name { font-size: var(--text-lg); }
  .zone__label { max-width: 84px; overflow: hidden; text-overflow: ellipsis; }
  .nav-toggle__text { display: none; }
  .zone__list { grid-template-columns: minmax(0, 1fr); }
  .panel { padding: var(--space-3); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .header-progress__bar { transition: none; }
}